Gstaad 1988 • ATP 250 — Arvonta
4 — 10 heinäkuu
- Argentinax4
- Spainx4
- Czech Republicx3
- Francex3
- Germanyx3
- Switzerlandx3
- Italyx2
- USAx2
- Australiax1
- Austriax1
- Croatiax1
- Ecuadorx1
- IRNx1
- Japanx1
- Slovakiax1
- Swedenx1
- Switzerlandx3
- Argentinax2
- Czech Republicx2
- Spainx2
- USAx2
- Australiax1
- Austriax1
- Ecuadorx1
- Germanyx1
- Slovakiax1
- Spainx2
- Australiax1
- Austriax1
- Czech Republicx1
- Ecuadorx1
- Switzerlandx1
- Slovakiax1
- Australiax1
- Austriax1
- Spainx1
- Switzerlandx1