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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4 q& j7 T, n  M" x6 v( uSecurity National Insurance Company( TD)
Market Share: 5.66%
, X# W4 j" m- ?% H# fRate Filing: +0.80%

Dominion of Canada General Insurance Company
0 a  G: E4 z6 {+ {/ G6 t- V) S2 DMarket Share: 4.68%
% C) P! O! y' {7 u+ gRate Filing: +2.55%
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Co-operators General Insurance Company
, q5 Y9 F9 H: {7 y% H) X% hMarket Share: 4.66%
# @1 l! B' Q; q! O1 l7 WRate Filing: No change
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1 \/ _1 j  P; q3 g9 s' Q2 r, ^Allstate Insurance Company of Canada
) I3 S* N. N; Q, D/ P: xMarket Share: 3.04%
) A9 {9 M7 I& h" L+ ORate Filing: +5.00%

. K  q0 l# ]4 H; o9 ?/ WRBC General Insurance Company
Market Share: 2.80%
& p8 k: O. `- N, e0 Z6 MRate Filing: +3.75%

$ B9 e8 n; W* W$ w/ p* @" o: wFarm Mutual Reinsurance Plan Inc.
/ T  |' \( |) h) N- b( @Market Share: 1.73%
1 w1 J/ W) H. z) Q* mRate Filing: +5.95%

Touareg

请问，Rate Filing 是什么意思？