| Offset | Name | Size | Contents |
| 4 | sdtX | 2 | Type of data in categories 0 = categories contain date information (not used) 1 = categories contain numeric information 2 = categories contain sequence information (not used) 3 = categories contain text information |
| 8 | sdtY | 2 | Type of data in values 0 = values contain date information (not used) 1 = values contain numeric information 2 = values contain sequence information (not used) 3 = values contain text information |
| 10 | cValx | 2 | Count of categories |
| 12 | cValy | 2 | Count of values |
| 14 | sdtBSize | 2 | Type of data in Bubble size series: 0 = dates 1 = numeric 2 = sequence 3 = text |
| 16 | cValBSize | 2 | Count of Bubble series values |
| Offset | Name | Size | Contents |
| 4 | sdtX | 2 | Type of data in categories 0 = categories contain date information (not used) 1 = categories contain numeric information 2 = categories contain sequence information (not used) 3 = categories contain text information |
| 8 | sdtY | 2 | Type of data in values 0 = values contain date information (not used) 1 = values contain numeric information 2 = values contain sequence information (not used) 3 = values contain text information |
| 10 | cValx | 2 | Count of categories |
| 12 | cValy | 2 | Count of values |