top 7 insurance company in canada

明珠

State Farm Mutual Automobile Insurance Company
Market Share: 11.72%
Rate Filing: +3.08%

Security National Insurance Company( TD)
Market Share: 5.66%
) g3 q7 U9 Z# E" ]) R  cRate Filing: +0.80%

) I/ ~6 V1 h: N/ TDominion of Canada General Insurance Company
Market Share: 4.68%
; p: X- _% t* j; R2 ]Rate Filing: +2.55%

) \2 L. D. Y; BCo-operators General Insurance Company
0 u1 i4 _- [* wMarket Share: 4.66%
  u% n+ r& K; I6 R! C' dRate Filing: No change

Allstate Insurance Company of Canada
Market Share: 3.04%
$ @. h- n8 R, w! u1 _4 p3 LRate Filing: +5.00%
; c/ v; _3 }  F: _2 @# W6 r
RBC General Insurance Company
5 u8 I+ H# Q& g8 N+ a& ?* IMarket Share: 2.80%
Rate Filing: +3.75%
( [1 ^0 _  u, g; f/ T- Y# Z
4 Q5 q3 h% C& F+ t' xFarm Mutual Reinsurance Plan Inc.
$ K) D+ J* h& I* b+ kMarket Share: 1.73%
* M% m4 q0 p2 m1 ^Rate Filing: +5.95%

Touareg

请问，Rate Filing 是什么意思？