Example of terms stats with my data

gistfile1.txt

{
   :id=>"---qlK1dgRw",
   :channel_id=>"UC5DRS1AfES0hVY8eBRUqlrA",
   :title=>"Farcry 2 w/ Kootra Ep. 13 \"Scrapyard\"",
   :description=>
    "Remember to send over a like and such, it helps the cats hunting for the Jackal.....he is clever.\n\nHere I am playing through Farcry 2 in preparation for Farcry 3. I have played through this game at least 10 times on xbox, including Infamous difficulty. So this should be good.",
   :views_count=>38320,
   :likes_count=>944,
   :dislikes_count=>4,
   :comments_count=>240,
   :location=>'US',
   :brand_ids=>[1,5,23,78],
   :created_at=>Sun, 15 Sep 2013 14:39:58 +0200,
   :updated_at=>Sun, 15 Sep 2013 14:40:02 +0200,
}

curl -X GET '127.0.0.1:9200/videos/video/_search?size=10&pretty' -d '{
"query":{
  "match_all" : { }
  },
  "sort":[
    {
      "views_count":"desc"
    }
  ],
  "facets":{
    "views_count":{
      "statistical":{
        "field":"views_count"
      }
    },
    "comments_count":{
      "statistical":{
        "field":"comments_count"
      }
    },
    "likes_count":{
      "statistical":{
        "field":"likes_count"
      }
    },
    "dislikes_count":{
      "statistical":{
        "field":"dislikes_count"
      }
    },
   "advanced_stats":{
      "terms_stats":{
        "key_field":"brand_ids",
        "value_script": doc['views_count'].value + doc['likes_count'].value + doc['dislikes_count'].value,
        "size":5
      }
   }
  },
}'