Number Puzzle #4

123456789
Across
  1. 1. 7th
  2. 4. 2nd
  3. 7. 1st
  4. 8. 4th
  5. 9. 6th
Down
  1. 2. 3rd
  2. 3. 10th
  3. 5. 9th
  4. 6. 8th
  5. 8. 5th