Rotterdam ships: 1828 to 1632

I made this chart in early 2003 of Rotterdam ships from the period 1628 to 1632 (or should it be 1633?):

Ship                             1628   1629   1630   1631   1632

Ewer, jacht or frigate, 50 lasts X      X             X      X
Salamander  110 lasts            X      X      X      X      X
Leeuw  180 lasts                 X      X      X      X      X
Leeuwinne  170 lasts             X      X      X      X      X
Prins Hendrick  170 lasts               X      X      X      X
Sonne (Zon)  170 lasts                  X      X
Grasmeijer  140 lasts                   X      X      X      X
Sint Jacob, boat 50 or 80 lasts  X             X      X      X
Amelia  100 lasts                                     X      X
Neptunis                         X      X      X      X      X
Dolphijn                         X      X      X      X      X
Orangieboom                      X      X      X      X      X
Groene Draeck  150 lasts         X      X      X      X
Eendracht                        X      X      X      X      X
Swarten Leeuw  110 lasts         X      X      X      X      X
Zeekalf                          X      X             X      X
Vliegende Arent                  X      X      X      X      X
Tonijn                           X      X      X      X      X
Jonas                            X      X      X      X      X
Keijser Carol  170 lasts                X      X      X      X
Cleyne Orangieboom  100 lasts    X             X      X       
Wafende Maen  140 lasts          X      X      X      X      X
Oude Abraham  170 lasts          X      X      X      X      X
Prins Willem                                          X      X
Tijger                                                X
Postpaert  100 lasts             X      X      X      X       
Bruijnvisch  120 lasts           X      X      X             X
Cleyne Neptunis                  X      X      X             X?
Gelderlant  180 lasts            X      X                     
Swarten Arent, jacht 100 lasts   X      X      X
Sint Antonis  60 lasts           X      X
Zeeridder  180 lasts             X      X
Engel  60 lasts                                       X      X
Sint Anthonis  140 lasts         X
Drie Coningen  130 lasts         X
Dubbele Arent                    X

This is based on a number of documents from the Nationaal Archief that I received in early 2003.