JUNE- 2022-HISTORY 19CHI4A 19CHI4B 19CHI6A 19CHI6B 19CHI6C 19CHI6D 19CHI6E 19CPHI4A 19CPHI4B 19CPHI4C 19CPHI4D 19NHI4A 19SHI4A 19SHI6A 21CAHI2A 21CHI2A 21CHI2B 21CPHI2C 21CPHI2D