 Complete the following phrase:  There were 21 V8 Supercar meetings held during 2006; a thirteen-round series for V8 Supercars, the 2006 V8 Supercar Championship Series VCS, two of them endurance races; a seven-round second tier V8 Supercar series 2006 Fujitsu V8 Supercar Series FVS and a V8 Supercar support programme event at the 