diff --git a/x-pack/plugins/reporting/server/usage/__snapshots__/reporting_usage_collector.test.ts.snap b/x-pack/plugins/reporting/server/usage/__snapshots__/reporting_usage_collector.test.ts.snap
index 96b352b9977f1..2ced5483cc4c5 100644
--- a/x-pack/plugins/reporting/server/usage/__snapshots__/reporting_usage_collector.test.ts.snap
+++ b/x-pack/plugins/reporting/server/usage/__snapshots__/reporting_usage_collector.test.ts.snap
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@@ -2497,11 +2549,7 @@ Object {
       "preserve_layout": 0,
       "print": 0,
     },
-    "output_size": Object {
-      "avg": null,
-      "max": null,
-      "min": null,
-    },
+    "sizes": undefined,
     "total": 0,
   },
   "csv_searchsource_immediate": Object {
@@ -2518,11 +2566,7 @@ Object {
       "preserve_layout": 0,
       "print": 0,
     },
-    "output_size": Object {
-      "avg": null,
-      "max": null,
-      "min": null,
-    },
+    "sizes": undefined,
     "total": 0,
   },
   "enabled": true,
@@ -2541,11 +2585,7 @@ Object {
         "preserve_layout": 0,
         "print": 0,
       },
-      "output_size": Object {
-        "avg": null,
-        "max": null,
-        "min": null,
-      },
+      "output_size": undefined,
       "total": 1,
     },
     "PNGV2": Object {
@@ -2562,11 +2602,7 @@ Object {
         "preserve_layout": 0,
         "print": 0,
       },
-      "output_size": Object {
-        "avg": null,
-        "max": null,
-        "min": null,
-      },
+      "sizes": undefined,
       "total": 0,
     },
     "_all": 4,
@@ -2584,11 +2620,7 @@ Object {
         "preserve_layout": 0,
         "print": 0,
       },
-      "output_size": Object {
-        "avg": null,
-        "max": null,
-        "min": null,
-      },
+      "output_size": undefined,
       "total": 1,
     },
     "csv_searchsource": Object {
@@ -2605,11 +2637,7 @@ Object {
         "preserve_layout": 0,
         "print": 0,
       },
-      "output_size": Object {
-        "avg": null,
-        "max": null,
-        "min": null,
-      },
+      "sizes": undefined,
       "total": 0,
     },
     "csv_searchsource_immediate": Object {
@@ -2626,18 +2654,10 @@ Object {
         "preserve_layout": 0,
         "print": 0,
       },
-      "output_size": Object {
-        "avg": null,
-        "max": null,
-        "min": null,
-      },
+      "sizes": undefined,
       "total": 0,
     },
-    "output_size": Object {
-      "avg": null,
-      "max": null,
-      "min": null,
-    },
+    "output_size": undefined,
     "printable_pdf": Object {
       "app": Object {
         "canvas workpad": 1,
@@ -2652,11 +2672,7 @@ Object {
         "preserve_layout": 2,
         "print": 0,
       },
-      "output_size": Object {
-        "avg": null,
-        "max": null,
-        "min": null,
-      },
+      "output_size": undefined,
       "total": 2,
     },
     "printable_pdf_v2": Object {
@@ -2673,11 +2689,7 @@ Object {
         "preserve_layout": 0,
         "print": 0,
       },
-      "output_size": Object {
-        "avg": null,
-        "max": null,
-        "min": null,
-      },
+      "sizes": undefined,
       "total": 0,
     },
     "status": Object {
@@ -2697,11 +2709,7 @@ Object {
       },
     },
   },
-  "output_size": Object {
-    "avg": null,
-    "max": null,
-    "min": null,
-  },
+  "output_size": undefined,
   "printable_pdf": Object {
     "app": Object {
       "canvas workpad": 1,
@@ -2716,11 +2724,7 @@ Object {
       "preserve_layout": 2,
       "print": 0,
     },
-    "output_size": Object {
-      "avg": null,
-      "max": null,
-      "min": null,
-    },
+    "output_size": undefined,
     "total": 2,
   },
   "printable_pdf_v2": Object {
@@ -2737,11 +2741,7 @@ Object {
       "preserve_layout": 0,
       "print": 0,
     },
-    "output_size": Object {
-      "avg": null,
-      "max": null,
-      "min": null,
-    },
+    "sizes": undefined,
     "total": 0,
   },
   "status": Object {
@@ -2779,11 +2779,7 @@ Object {
       "preserve_layout": 0,
       "print": 0,
     },
-    "output_size": Object {
-      "avg": 37748,
-      "max": 37748,
-      "min": 37748,
-    },
+    "output_size": undefined,
     "total": 1,
   },
   "PNGV2": Object {
@@ -2800,11 +2796,7 @@ Object {
       "preserve_layout": 0,
       "print": 0,
     },
-    "output_size": Object {
-      "avg": null,
-      "max": null,
-      "min": null,
-    },
+    "sizes": undefined,
     "total": 0,
   },
   "_all": 11,
@@ -2824,11 +2816,7 @@ Object {
       "preserve_layout": 0,
       "print": 0,
     },
-    "output_size": Object {
-      "avg": 231,
-      "max": 231,
-      "min": 231,
-    },
+    "output_size": undefined,
     "total": 1,
   },
   "csv_searchsource": Object {
@@ -2845,11 +2833,7 @@ Object {
       "preserve_layout": 0,
       "print": 0,
     },
-    "output_size": Object {
-      "avg": 3684.6666666666665,
-      "max": 7557,
-      "min": 204,
-    },
+    "output_size": undefined,
     "total": 3,
   },
   "csv_searchsource_immediate": Object {
@@ -2866,11 +2850,7 @@ Object {
       "preserve_layout": 0,
       "print": 0,
     },
-    "output_size": Object {
-      "avg": null,
-      "max": null,
-      "min": null,
-    },
+    "sizes": undefined,
     "total": 0,
   },
   "enabled": true,
@@ -2889,11 +2869,7 @@ Object {
         "preserve_layout": 0,
         "print": 0,
       },
-      "output_size": Object {
-        "avg": null,
-        "max": null,
-        "min": null,
-      },
+      "sizes": undefined,
       "total": 0,
     },
     "PNGV2": Object {
@@ -2910,11 +2886,7 @@ Object {
         "preserve_layout": 0,
         "print": 0,
       },
-      "output_size": Object {
-        "avg": null,
-        "max": null,
-        "min": null,
-      },
+      "sizes": undefined,
       "total": 0,
     },
     "_all": 0,
@@ -2932,11 +2904,7 @@ Object {
         "preserve_layout": 0,
         "print": 0,
       },
-      "output_size": Object {
-        "avg": null,
-        "max": null,
-        "min": null,
-      },
+      "sizes": undefined,
       "total": 0,
     },
     "csv_searchsource": Object {
@@ -2953,11 +2921,7 @@ Object {
         "preserve_layout": 0,
         "print": 0,
       },
-      "output_size": Object {
-        "avg": null,
-        "max": null,
-        "min": null,
-      },
+      "sizes": undefined,
       "total": 0,
     },
     "csv_searchsource_immediate": Object {
@@ -2974,18 +2938,10 @@ Object {
         "preserve_layout": 0,
         "print": 0,
       },
-      "output_size": Object {
-        "avg": null,
-        "max": null,
-        "min": null,
-      },
+      "sizes": undefined,
       "total": 0,
     },
-    "output_size": Object {
-      "avg": null,
-      "max": null,
-      "min": null,
-    },
+    "output_size": undefined,
     "printable_pdf": Object {
       "app": Object {
         "canvas workpad": 0,
@@ -3000,11 +2956,7 @@ Object {
         "preserve_layout": 0,
         "print": 0,
       },
-      "output_size": Object {
-        "avg": null,
-        "max": null,
-        "min": null,
-      },
+      "sizes": undefined,
       "total": 0,
     },
     "printable_pdf_v2": Object {
@@ -3021,11 +2973,7 @@ Object {
         "preserve_layout": 0,
         "print": 0,
       },
-      "output_size": Object {
-        "avg": null,
-        "max": null,
-        "min": null,
-      },
+      "sizes": undefined,
       "total": 0,
     },
     "status": Object {
@@ -3034,11 +2982,7 @@ Object {
     },
     "statuses": Object {},
   },
-  "output_size": Object {
-    "avg": 365084.75,
-    "max": 1713303,
-    "min": 204,
-  },
+  "output_size": undefined,
   "printable_pdf": Object {
     "app": Object {
       "canvas workpad": 0,
@@ -3053,11 +2997,7 @@ Object {
       "preserve_layout": 5,
       "print": 1,
     },
-    "output_size": Object {
-      "avg": 957215,
-      "max": 1713303,
-      "min": 43226,
-    },
+    "output_size": undefined,
     "total": 6,
   },
   "printable_pdf_v2": Object {
@@ -3074,11 +3014,7 @@ Object {
       "preserve_layout": 0,
       "print": 0,
     },
-    "output_size": Object {
-      "avg": null,
-      "max": null,
-      "min": null,
-    },
+    "sizes": undefined,
     "total": 0,
   },
   "status": Object {
diff --git a/x-pack/plugins/reporting/server/usage/get_export_stats.test.ts b/x-pack/plugins/reporting/server/usage/get_export_stats.test.ts
index 396d792f7cc5e..91d88cb18a447 100644
--- a/x-pack/plugins/reporting/server/usage/get_export_stats.test.ts
+++ b/x-pack/plugins/reporting/server/usage/get_export_stats.test.ts
@@ -11,6 +11,15 @@ import { getExportTypesHandler } from './get_export_type_handler';
 import { FeatureAvailabilityMap } from './types';
 
 let featureMap: FeatureAvailabilityMap;
+const sizesAggResponse = {
+  '1.0': 5093470.0,
+  '5.0': 5093470.0,
+  '25.0': 5093470.0,
+  '50.0': 8514532.0,
+  '75.0': 1.1935594e7,
+  '95.0': 1.1935594e7,
+  '99.0': 1.1935594e7,
+};
 
 beforeEach(() => {
   featureMap = { PNG: true, csv: true, csv_searchsource: true, printable_pdf: true };
@@ -67,18 +76,18 @@ test('Model of job status and status-by-pdf-app', () => {
 test('Model of jobTypes', () => {
   const result = getExportStats(
     {
-      PNG: { available: true, total: 3, sizes: { max: 999, min: 333, avg: 666 } },
+      PNG: { available: true, total: 3, sizes: sizesAggResponse },
       printable_pdf: {
         available: true,
         total: 3,
-        sizes: { max: 999, min: 333, avg: 666 },
+        sizes: sizesAggResponse,
         app: { dashboard: 0, visualization: 0, 'canvas workpad': 3 },
         layout: { preserve_layout: 3, print: 0 },
       },
       csv_searchsource: {
         available: true,
         total: 3,
-        sizes: { max: 999, min: 333, avg: 666 },
+        sizes: sizesAggResponse,
       },
     },
     featureMap,
@@ -101,9 +110,13 @@ test('Model of jobTypes', () => {
         "print": 0,
       },
       "output_size": Object {
-        "avg": 666,
-        "max": 999,
-        "min": 333,
+        "1.0": 5093470,
+        "25.0": 5093470,
+        "5.0": 5093470,
+        "50.0": 8514532,
+        "75.0": 11935594,
+        "95.0": 11935594,
+        "99.0": 11935594,
       },
       "total": 3,
     }
@@ -123,11 +136,7 @@ test('Model of jobTypes', () => {
         "preserve_layout": 0,
         "print": 0,
       },
-      "output_size": Object {
-        "avg": null,
-        "max": null,
-        "min": null,
-      },
+      "sizes": undefined,
       "total": 0,
     }
   `);
@@ -147,9 +156,13 @@ test('Model of jobTypes', () => {
         "print": 0,
       },
       "output_size": Object {
-        "avg": 666,
-        "max": 999,
-        "min": 333,
+        "1.0": 5093470,
+        "25.0": 5093470,
+        "5.0": 5093470,
+        "50.0": 8514532,
+        "75.0": 11935594,
+        "95.0": 11935594,
+        "99.0": 11935594,
       },
       "total": 3,
     }
@@ -170,9 +183,13 @@ test('Model of jobTypes', () => {
         "print": 0,
       },
       "output_size": Object {
-        "avg": 666,
-        "max": 999,
-        "min": 333,
+        "1.0": 5093470,
+        "25.0": 5093470,
+        "5.0": 5093470,
+        "50.0": 8514532,
+        "75.0": 11935594,
+        "95.0": 11935594,
+        "99.0": 11935594,
       },
       "total": 3,
     }
@@ -186,7 +203,7 @@ test('PNG counts, provided count of deprecated jobs explicitly', () => {
         available: true,
         total: 15,
         deprecated: 5,
-        sizes: { min: 111, max: 333, avg: 222 },
+        sizes: sizesAggResponse,
       },
     },
     featureMap,
@@ -208,9 +225,13 @@ test('PNG counts, provided count of deprecated jobs explicitly', () => {
         "print": 0,
       },
       "output_size": Object {
-        "avg": 222,
-        "max": 333,
-        "min": 111,
+        "1.0": 5093470,
+        "25.0": 5093470,
+        "5.0": 5093470,
+        "50.0": 8514532,
+        "75.0": 11935594,
+        "95.0": 11935594,
+        "99.0": 11935594,
       },
       "total": 15,
     }
@@ -224,7 +245,7 @@ test('CSV counts, provides all jobs implicitly deprecated due to jobtype', () =>
         available: true,
         total: 15,
         deprecated: 0,
-        sizes: { min: 111, max: 333, avg: 222 },
+        sizes: sizesAggResponse,
       },
     },
     featureMap,
@@ -246,9 +267,13 @@ test('CSV counts, provides all jobs implicitly deprecated due to jobtype', () =>
         "print": 0,
       },
       "output_size": Object {
-        "avg": 222,
-        "max": 333,
-        "min": 111,
+        "1.0": 5093470,
+        "25.0": 5093470,
+        "5.0": 5093470,
+        "50.0": 8514532,
+        "75.0": 11935594,
+        "95.0": 11935594,
+        "99.0": 11935594,
       },
       "total": 15,
     }