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:
| Outcome | Date | Tournament | Surface | Partnering | Opponent in the final | Score in the final |
| --- | --- | --- | --- | --- | --- | --- |
| Winner | 29 Apr 2002 | $10,000 Bournemouth, Great Britain | Clay | Anna Hawkins | İpek Şenoğlu\n Christina Zachariadou | 6–0, 6–0 |
| Runner-up | 14 May 2002 | $10,000 Hatfield, Great Britain | Clay | Anna Hawkins | Irina Bulykina\n Ekaterina Sysoeva | 6–4, 4–6, 6–7(8–10) |
| Runner-up | 25 Nov 2002 | $25,000 Mount Gambier, Australia | Hard | Chanelle Scheepers | Daniella Dominikovic\n Evie Dominikovic | w/o |
| Winner | 12 Oct 2004 | $25,000 Sunderland, Great Britain | Hard | Elena Baltacha | Eva Fislová\n Stanislava Hrozenská | 6–1, 4–6, 6–2 |
| Winner | 18 Jan 2005 | $10,000 Tipton, Great Britain | Hard | Surina De Beer | Katie O'Brien\n Melanie South | 6–2, 6–4 |
| Runner-up | 10 Jul 2006 | $25,000 Felixstowe, Great Britain | Grass | Sarah Borwell | Trudi Musgrave\n Christina Wheeler | 2–6, 4–6 |
| Winner | 17 Jul 2006 | $10,000 Frinton, Great Britain | Grass | Georgie Stoop | Danielle Brown\n Ana Četnik | 6–4, 4–6, 6–2 |
| Runner-up | 7 Aug 2006 | $10,000 Wrexham, Great Britain | Hard | Karen Paterson | Lindsay Cox\n Anna Hawkins | 3–6, 3–6 |
| Winner | 22 Aug 2006 | $10,000 Cumberland (London),\nGreat Britain | Hard | Karen Paterson | Laura Peterzen\n Emily Webley-Smith | 6–3, 6–3 |
| Runner-up | 28 Aug 2006 | $10,000 Mollerusa, Spain | Hard | Karen Paterson | Michaela Johansson\n Nadja Roma | 3–6, 6–2, 3–6 |
| Winner | 14 Mar 2007 | $10,000 Sunderland, Great Britain | Hard | Anna Hawkins | Ria Doernemann\n Emily Webley-Smith | 6–4, 6–7(5–7), 6–3 |
Question:
how many surfaces are grass?
Answer:
2