top 7 insurance company in canada

明珠

State Farm Mutual Automobile Insurance Company
. d# w0 r* G- t# x5 [9 OMarket Share: 11.72%
& s( p5 ]3 J' \Rate Filing: +3.08%
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" s# u; `6 ]7 f% T+ t7 o  vSecurity National Insurance Company( TD)
1 b" E: m& U, u8 H8 w2 z) H) KMarket Share: 5.66%
8 Z% C7 w# a, d- `4 M5 p' D# ARate Filing: +0.80%
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Dominion of Canada General Insurance Company
% Y1 x+ S0 I4 |  m+ ]& ]( f: TMarket Share: 4.68%
Rate Filing: +2.55%
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Co-operators General Insurance Company
Market Share: 4.66%
5 h' P+ P8 |7 m: g! @Rate Filing: No change

Allstate Insurance Company of Canada
! ?! u: @' N: |. V3 X% o& tMarket Share: 3.04%
$ D1 ]( d% q8 s- {0 @8 U. vRate Filing: +5.00%
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1 O! u& ^' Q" h! H8 ^/ ~9 }! q; ]RBC General Insurance Company
Market Share: 2.80%
) s% P% C9 L6 ]7 VRate Filing: +3.75%

Farm Mutual Reinsurance Plan Inc.
Market Share: 1.73%
Rate Filing: +5.95%

Touareg

请问，Rate Filing 是什么意思？