类别：
- IYHF
- the WRACs
- DDB
- SOL
- SPV
- SPC
- SPT
- FHLB
- FHA
- FSLIC
- FNMA
- FHLMC
- NHA
- AIG
- AAU
- TIAA-CREF
- Chubb
- Aetna
- AFLAC
- Nationwide
- Loews
- PFG
- ISAR
- Allstate
- MetLife
- Cigna
- AXA
- AEGON
- PCC
- SLF
- LOMA
- FLMI
- ACS
- AIAA
- AIRC
- AAPA
- SOA
- RFPI
- CYPC
- PPG
- NDRC
- OSRD
- WSBA
- MIDA
- AEA
- AEA
- AEA
- AEA
- AEC
- CAEA
- CETIN
- CAIC
- CASA
- AEF
- BOB
- DGG
- EA
- EF
- FL
- GU
- IB
- JA
- CFTC
- Fed board
- GSA
- TPRB
