Basic command type. Relevant for LOOP, DO IF, DO REPEAT, TEMPORARY and other commands.
1 = Procedure
2 = Transformation
3 = Other

In SPSS, "Options" refer to optional add-on modules which can be purchased from IBM SPSS.
1 = IBM SPSS Statistics
2 = IBM SPSS Advanced Statistics
3 = IBM SPSS Categories
4 = IBM SPSS Complex Samples
5 = IBM SPSS Direct Marketing
6 = IBM SPSS Regression
7 = IBM SPSS Data Preparation
8 = IBM SPSS Forecasting
9 = IBM SPSS Conjoint
10 = IBM SPSS Missing Values
11 = IBM SPSS Neural Networks
12 = IBM SPSS Statistics Server
13 = IBM SPSS Bootstrapping
14 = IBM SPSS Custom Tables
15 = IBM SPSS Decision Trees
16 = IBM SPSS PLS Extension Command (free)

SPSS version in which command was introduced.
1 = Don't use
2 = SPSS version 12 or lower
3 = SPSS version 13
4 = SPSS version 14
5 = SPSS version 15
6 = SPSS version 16
7 = SPSS version 17
8 = SPSS version 18
9 = SPSS version 19
10 = SPSS version 21
11 = SPSS version 22
12 = SPSS version 12 or lower
13 = SPSS version 13
14 = SPSS version 14
15 = SPSS version 15
16 = SPSS version 16
17 = SPSS version 17
18 = SPSS version 18
19 = SPSS version 19
21 = SPSS version 21
22 = SPSS version 22
99 = Don't use