top 7 insurance company in canada

明珠

State Farm Mutual Automobile Insurance Company
Market Share: 11.72%
; {' N  v! M, ]- i& i: F/ sRate Filing: +3.08%
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Security National Insurance Company( TD)
; ?+ l! @' ~3 y* k( ?% Y0 HMarket Share: 5.66%
Rate Filing: +0.80%

Dominion of Canada General Insurance Company
# h% M- |6 P# ], x1 t7 bMarket Share: 4.68%
! g0 A# [! ]6 Q* r8 R6 N- D. dRate Filing: +2.55%

Co-operators General Insurance Company
Market Share: 4.66%
Rate Filing: No change

Allstate Insurance Company of Canada
# l) Y" B. m! x: w' s& jMarket Share: 3.04%
Rate Filing: +5.00%
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RBC General Insurance Company
Market Share: 2.80%
2 a9 p5 r! e! g8 q3 U4 fRate Filing: +3.75%
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Farm Mutual Reinsurance Plan Inc.
/ u4 u( c* j/ ~' Z  E- x$ |* `Market Share: 1.73%
/ S; [( ?3 g% J+ m- vRate Filing: +5.95%

Touareg

请问，Rate Filing 是什么意思？