I've owned
Three 31's only two at the same time. Only one now, 5.0, owned it for 13 years. (Thanks GAtor)
Three 35's and still two (only is coverless) other is 2.5, 13 years. Never have had the right time to upgrade. But might not need too.
Two 36's one 2.0 (A) restored sold and currently a 4.0 which is my vault copy since 2014.
Tec 37 three copies, bought my vault copy in 2009 purchase of a 2.5 on the boards. I had a 3.0 but the colors were not as pretty sold.
3 Tec 32's , 1 now 5.0 since 2012 Boards
2 Tec 34's, 1 now 4.5 since 2012 eBay
1 Tec 28 coverless (boards)
1 Tec 30 sold (regret) in 2010
I have never owned a 27 or a 29.............