How to group numbers in group with different less than 200

[lawsk3]

hello all,

how could i group 2000 and 2200 into a group, and 1000 individually ?

[newshunhk]

I guess you can use groupbykey?

[lawsk3]

thanks shun , but i want 2000 & 2200 into 1 same list

[newshunhk]

like this?