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:
| Letters | Organization | Nickname | Founding Date | Founding University | Type |
| --- | --- | --- | --- | --- | --- |
| ΑΙΟ | Alpha Iota Omicron | "AIO" | 1998-10-16 | University of Michigan | Fraternity |
| ΒΧΘ | Beta Chi Theta 2 | "Beta Chi/BCT" | 1999-06-02 | University of California, Los Angeles | Fraternity |
| ΒΚΓ | Beta Kappa Gamma | "BKG" | 1999-05-06 | University of Texas at Austin | Fraternity |
| ΔΣΙ | Delta Sigma Iota | "DSI" | 2000-08-15 | Pennsylvania State University | Fraternity |
| ΔΕΨ | Delta Epsilon Psi | "DEPsi/D.E.Psi" | 1998-10-01 | University of Texas at Austin | Fraternity |
| ΔΘΨ | Delta Theta Psi | "DTPsi" | 2002-01-14 | University of Michigan | Sorority |
| ΔΚΔ | Delta Kappa Delta 1 | "DKD" | 2000-08-15 | Texas A&M University | Sorority |
| ΔEΣΙ | Delta Epsilon Sigma Iota | "Desi" | 1997-12-12 | University at Buffalo, SUNY | Fraternity |
| ΔΦΩ | Delta Phi Omega | "DPO" | 1998-12-06 | University of Houston | Sorority |
| ΙΝΔ | Iota Nu Delta | "IND" | 1994-02-07 | Binghamton University | Fraternity |
| ΚΦΓ | Kappa Phi Gamma | "KPhiG" | 1998-11-08 | University of Texas at Austin | Sorority |
Question:
How many letters were given to the organization with a founding date of 1997-12-12? 
Answer:
1.0