top 7 insurance company in canada

明珠

State Farm Mutual Automobile Insurance Company
Market Share: 11.72%
Rate Filing: +3.08%
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Security National Insurance Company( TD)
Market Share: 5.66%
Rate Filing: +0.80%

Dominion of Canada General Insurance Company
3 i* g+ q. w% l. @7 N& F0 wMarket Share: 4.68%
Rate Filing: +2.55%
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Co-operators General Insurance Company
3 U* ~' m0 l4 v2 N$ F6 RMarket Share: 4.66%
Rate Filing: No change
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" G! y# I  y0 R& nAllstate Insurance Company of Canada
Market Share: 3.04%
Rate Filing: +5.00%

4 ^0 I2 D- h& G6 tRBC General Insurance Company
5 B$ [; h% @- T4 O1 nMarket Share: 2.80%
Rate Filing: +3.75%

Farm Mutual Reinsurance Plan Inc.
Market Share: 1.73%
0 k5 O4 T5 H2 c, H- E+ XRate Filing: +5.95%

Touareg

请问，Rate Filing 是什么意思？