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:
| Train No. | Train Name | Origin | Destination | Frequency |
| --- | --- | --- | --- | --- |
| 12067/68 | Guwahati Jorhat Town Jan Shatabdi Express | Guwahati | Jorhat | Except Sunday |
| 12345/46 | Saraighat Express | Howrah Junction | Guwahati | Daily |
| 12235/36 | Dibrugarh Rajdhani Express | Dibrugarh | New Delhi | Weekly |
| 12423/24 | Dibrugarh Rajdhani Express | Dibrugarh Town | New Delhi | Daily |
| 12435/36 | Dibrugarh Rajdhani Express | Dibrugarh Town | New Delhi | Bi weekly |
| 12501/02 | Poorvottar Sampark Kranti Express | Guwahati | New Delhi | Tri weekly |
| 12505/06 | North East Express | Guwahati | Anand Vihar Terminal | Daily |
| 12507/08 | Guwahati Trivandrum Express | Guwahati | Trivandrum | Weekly |
| 12509/10 | Guwahati Bangalore Express | Guwahati | Bangalore | Tri weekly |
| 12513/14 | Guwahati Secunderabad Express | Secunderabad Junction | Guwahati | Weekly |
| 12515/16 | Trivandrum Express | Trivandrum Central | Guwahati | Weekly |
| 12517/18 | Kolkata – Guwahati Garib Rath Express | Kolkata | Guwahati | Bi weekly |
| 12525/26 | Dihing Express | Kolkata | Dibrugarh | Weekly |
| 14055/56 | Brahmaputra Mail | Dibrugarh | Delhi Junction | Daily |
| 15603/04 | Kamakhya Ledo Inter City Express | Kamakhya | Ledo | Daily |
| 15605/06 | Kamakhya Mariani Inter City Express | Kamakhya | Mariani | Daily |
| 15609/10 | Avadh Assam Express | Guwahati | Lalgarh | Daily |
| 15629/30 | Chennai Egmore Express | Chennai | Guwahati | Weekly |
| 15631/32 | Barmer - Guwahati Express | Barmer | Guwahati | Bi weekly |
| 15635/36 | Dwarka Express | Okha | Guwahati | Weekly |
| 15639/40 | Puri - Guwahati Express | Puri | Guwahati | Weekly |
| 15645/46 | Mumbai LTT - Guwahati Express | Mumbai LTT | Guwahati | Bi weekly |
| 15647/48 | Mumbai LTT- Guwahati Express | Mumbai | Guwahati | Weekly |
| 15651/52 | Lohit Express | Guwahati | Jammu Tawi | Weekly |
| 15653/54 | Amarnath Express | Guwahati | Jammu Tawi | Weekly |
| 15657/58 | Kanchanjunga Express | Sealdah | Guwahati | Daily |
| 15665/66 | BG Express | Kamakhya | Dimapur | Daily |
| 15901/02 | Yeshvantpur Dibrugarh Express | Yeshvantpur | Dibrugarh | Weekly |
| 15903/04 | Dibrugarh Chandigarh Express | Dibrugarh | Chandigarh | Weekly |
| 15905/06 | Dibrugarh Kanyakumari Vivek Express | Dibrugarh | Kanyakumari | Weekly |
| 15929/30 | Chennai Egmore Dibrugarh Express | Chennai Egmore | Dibrugarh | Weekly |
| 15933/34 | Dibrugarh Amritsar Express | Dibrugarh | Amritsar | Weekly |
| 15941/42 | Jhajha Dibrugarh Express | Jhajha | Dibrugarh | Weekly |
| 15959/60 | Kamrup Express | Howrah | Dibrugarh | Daily |
| 25610 | Jivachh Link Express | Darbhanga | Guwahati | Daily |
| 25631 | Bikaner Guwahati Express | Bikaner | Guwahati | Bi weekly |
Question:
What is the frequency of the Chennai Egmore Dibrugarh Express to Dibrugarh?
Answer:
Weekly