His most significant years of production seem to be the 1840s and 50s.

The last year of production for the 250 was 1980.

More than 11,000 were built during 18 years of production.

Around 300 were built in the first five years of production.

Only 1,007 were produced in the first year of production.

In its 17 years of production, almost 2 million were sold.

It finally closed in 1872, after more than 60 years of production.

The model was dropped in 1965 after just two years of production.

In close to 40 years of production, over 9,000 were built.

Only 3864 were sold over its three years of production.