Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Seasons | Team | Ch.Wins | Promotions | Relegations |
| --- | --- | --- | --- | --- |
| 10 | Basket Rimini Crabs | 0 | 0 | 0 |
| 10 | Aurora Basket Jesi | 0 | 1 | 1 |
| 10 | Andrea Costa Imola | 0 | 0 | 3 |
| 9 | Nuova Pallacanestro Pavia | 0 | 0 | 0 |
| 9 | Scafati Basket | 1 | 1 | 0 |
| 8 | Basket Club Ferrara | 1 | 1 | 0 |
| 8 | Pallac. Reggiana Reggio Emilia | 2 | 2 | 0 |
| 7 | Novara | 0 | 0 | 3 |
| 7 | Dinamo Basket Sassari | 0 | 1 | 0 |
| 6 | A.S. Junior Pallacanestro Casale | 1 | 1 | 1 |
| 5 | RB Montecatini Terme | 0 | 0 | 1 |
| 5 | Fabriano Basket | 0 | 0 | 1 |
| 5 | Societa Veroli Basket | 0 | 0 | 0 |
| 5 | Pistoia Basket 2000 | 0 | 0 | 0 |
| 4 | Juve Caserta Basket | 0 | 1 | 0 |
| 3 | Gruppo Triboldi Basket Soresina | 0 | 1 | 0 |
| 3 | Nuova Sebastiani Rieti | 1 | 1 | 0 |
| 3 | Progresso Castelmaggiore | 0 | 0 | 0 |
| 3 | Orlandina Basket | 1 | 1 | 1 |
| 3 | Sutor Basket Montegranaro | 0 | 1 | 1 |
| 3 | Virtus Ragusa | 0 | 0 | 1 |
| 3 | Robur Basket Osimo | 0 | 0 | 1 |
| 3 | Reyer Venezia | 0 | 1 | 0 |
| 3 | New Basket Brindisi | 1 | 2 | 0 |
| 2 | Pallacanestro Messina | 0 | 1 | 0 |
| 2 | Basket Trapani | 0 | 0 | 1 |
| 2 | Basket Draghi Castelletto Ticino | 0 | 0 | 0 |
| 2 | Basket Livorno | 0 | 0 | 0 |
| 2 | Pallalcesto Amatori Udine | 0 | 0 | 0 |
| 2 | Unione Cestistica Casalpusterlengo | 0 | 0 | 0 |
| 2 | Basket Barcellona | 0 | 0 | 0 |
| 2 | Fulgor Libertas Forlì | 0 | 0 | 1 |
| 2 | Scaligera Basket Verona | 0 | 0 | 1 |
| 1 | Società Sportiva Basket Napoli | 1 | 1 | 0 |
| 1 | Centro Sportivo Borgomanero | 0 | 0 | 0 |
| 1 | Celana Basket Bergamo | 0 | 0 | 1 |
| 1 | Teramo Basket | 1 | 1 | 0 |
| 1 | Virtus Pallacanestro Bologna | 0 | 1 | 0 |
| 1 | Viola Reggio Calabria | 0 | 0 | 0 |
| 1 | Victoria Libertas Pesaro | 0 | 1 | 0 |
| 1 | Pallacanestro Varese | 1 | 1 | 0 |
| 1 | Pallacanestro Roseto | 0 | 0 | 1 |
| 1 | Nuova Pallacanestro Vigevano | 0 | 0 | 0 |
| 1 | Cestistica San Severo | 0 | 0 | 1 |
| 1 | Basket Brescia Leonessa | 0 | 0 | 0 |
| 1 | Unione Cestistica Piacentina Piacenza | 0 | 0 | 0 |
| 1 | Pallacanestro Sant'Antimo | 0 | 0 | 0 |
| 1 | Ostuni Basket | 0 | 0 | 0 |
| 1 | Biancoblù Basket Bologna | 0 | 0 | 0 |
Question:
what is the difference between the number of wins pallac. reggiana reggio emilia has had and the number of wins progresso castelmaggiore has had?
Answer:
2