top 7 insurance company in canada

明珠

State Farm Mutual Automobile Insurance Company
2 [6 u3 ]6 ^* v* m0 M( M/ k  P1 ZMarket Share: 11.72%
Rate Filing: +3.08%

; n& s& P) W" }( h3 Q( ASecurity National Insurance Company( TD)
4 I8 a% w$ I9 J( w& zMarket Share: 5.66%
7 K' q/ I: L8 S0 |* t! ^3 fRate Filing: +0.80%
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* ~; l3 P8 N2 i  ~Dominion of Canada General Insurance Company
# ?: Y9 ?2 Q& h' MMarket Share: 4.68%
: |9 A: V, K% \2 \4 k! F- q8 NRate Filing: +2.55%

Co-operators General Insurance Company
% a; v1 A( f$ |- VMarket Share: 4.66%
, v8 g0 p! |3 q: x) ]9 tRate Filing: No change

Allstate Insurance Company of Canada
( g! E. q. s1 y) P2 c% y; U( vMarket Share: 3.04%
Rate Filing: +5.00%
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RBC General Insurance Company
2 g5 o9 f( Y, I; G) C5 wMarket Share: 2.80%
! A4 S" e+ T( f! g# ]) w) ]3 ?Rate Filing: +3.75%

Farm Mutual Reinsurance Plan Inc.
Market Share: 1.73%
" H7 h. L* T+ K/ b% t; U/ ?% j, XRate Filing: +5.95%

Touareg

请问，Rate Filing 是什么意思？