This is a full listing of the number of tournaments each player has 
played during 2004 for tournaments of all levels.  This lists the top 100

                             Number of   
Player                       Tournaments
Sabau, Razvan                    41
Gorcic, Ismar                    40
Puentes, German                  39
Torresi, Federico                39
Burgsmuller, Lars                38
Calatrava, Alex                  38
Cerovic, Ivan                    38
Hernandez, Alejandro             38
Heuberger, Ivo                   38
Moraru, Gabriel                  38
Fraile, Gorka                    37
Gallardo, Miguel                 37
Kim, Kevin                       37
Motti, Alessandro                37
Ramirez-Hidalgo, Ruben           37
Ruiz, Hector                     37
Taino, Eric                      37
Andersen, Jan Frode              36
Delgado, Jamie                   36
Dell'Acqua, Massimo              36
Genaro-Martinez, Javier          36
Hanescu, Victor                  36
Hartman, Alexander               36
Jimenez-Letrado, Marcos          36
Lorenzi, Paolo                   36
Nieminen, Timo                   36
Schukin, Yuri                    36
Soriano, Alberto                 36
Tipsarevic, Janko                36
Vagnozzi, Simone                 36
Vanek, Jiri                      36
Barberan, Sergi                  35
Cobolli, Stefano                 35
Goodall, Joshua                  35
Guzman, Juan Pablo               35
Hanlin, Matthew                  35
Hernandez, Oscar                 35
Kohlschreiber, Philipp           35
Lammer, Michael                  35
Mackin, Alan                     35
Marray, Jonathan                 35
Merchan, Ruben                   35
Miranda, Ivan                    35
Neunteibl, Marko                 35
Phau, Bjorn                      35
Quintero, Michael                35
Simon, Gilles                    35
Zib, Tomas                       35
Aldi, Francesco                  34
Burniol, Guillem                 34
Colangelo, Fabio                 34
Dabul, Brian                     34
Dupuis, Antony                   34
Flock, Alexander                 34
Galimberti, Giorgio              34
Hartfield, Diego                 34
Lu, Yen-Hsun                     34
Martin, David                    34
Muller, Gilles                   34
Ouvarov, Michael                 34
Rochus, Christophe               34
Sanguinetti, Davide              34
Seppi, Andreas                   34
Todero, Nicolas                  34
Andreev, Igor                    33
Azzaro, Leonardo                 33
Behrend, Tomas                   33
Cakl, Tomas                      33
Davydenko, Nikolay               33
de Voest, Rik                    33
di Mauro, Alessio                33
Ferrer, David                    33
Ghouse, Mustafa                  33
Gimeno, Daniel                   33
Giorgini, Daniele                33
Hrbaty, Dominik                  33
Hutchins, Ross                   33
Ionita, Victor                   33
Kloer, Sascha                    33
Logtens, Paul                    33
Marrero, David                   33
Massu, Nicolas                   33
Moodie, Wesley                   33
Pashanski, Boris                 33
Peric, Tomislav                  33
Roitman, Sergio                  33
Serra, Florent                   33
Skenderovic, Vjekoslav           33
Srichaphan, Paradorn             33
Thompson, Adam                   33
Vemic, Dusan                     33
Vliegen, Kristof                 33
Ager, Johannes                   32
Aranguren, Juan Martin           32
Auckland, James                  32
Beck, Karol                      32
Berlocq, Carlos                  32
Brizzi, Alberto                  32
Cerda, Juan Ignacio              32
Childs, Lee                      32
Elseneer, Gilles                 32
Ferreiro, Franco                 32
Gabashvili, Teimuraz             32
Garcia, Adrian                   32
Garcia-Sintes, Javier            32
Gonzalez, Santiago               32
Greul, Simon                     32
Haehnel, Jerome                  32
Hantschk, Markus                 32
Hasek, Jakub                     32
Horna, Luis                      32
Ivanov-Smolensky, Kirill         32
Joseph, Lesley                   32
Klec, Ivo                        32
Lipsky, Scott                    32
Lisnard, Jean-Rene               32
Menga, Giuseppe                  32
Mertl, Jan                       32
Middelkoop, Matwe                32
Moyano, Diego                    32
Norman, Dick                     32
Op Der Heijde, Melvyn            32
Petrazzuolo, Giancarlo           32
Salzenstein, Jeff                32
Smit, Jasper                     32
Sugiyama, Norikazu               32
Tecau, Horia                     32
Vacek, Jan                       32
Ventura, Santiago                32
Zay, Marius                      32