1Normalized data before clear:
2
3        0              100
4        1              140
5        2              180
6        3              220
7        4              260
8Aggregation data after clear:
9
10        0                0
11        1                0
12        2                0
13        3                0
14        4                0
15Final (normalized) aggregation data:
16
17        0              300
18        1              540
19        2              580
20        3              620
21        4              660
22
23