§ 136. Notarial fees. A notary public shall be entitled to the following fees:

1. For administering an oath or affirmation, and certifying the same when required, except where another fee is specifically prescribed by statute, two dollars.

2. For taking and certifying the acknowledgment or proof of execution of a written instrument, by one person, two dollars, and by each additional person, two dollars, for swearing each witness thereto, two dollars.