[VHFcontesting] Where Have All the Multi's Gone?

[Ed Kucharski]

Sorry, the chart did not retain its formatting. I was afraid of that - should have sent it to myself first to test.
I tried an Excel file too but got an error message it was too big. I'll try to figure something out.
73,
Ed K3DNE

>     On 01/29/2021 8:36 AM Ed Kucharski < k3dne at comcast.net mailto:k3dne at comcast.net > wrote:
>      
>      
>     I'm doing some research and digging for data about the recent thread associated with the effect FTx has had on traditional weak signal modes (ssb/cw).
>      
>     In the process I noticed a dramatic decrease in both Limited Multi and Unlimited Multi activity and scores (September VHF Contests) in the mid-late 2000's and again in 2015. The authors of the results write-ups noted this as well but didn't offer an explanation (unless I missed it).
>      
>     Why??? What am I missing? FT8 didn't begin till 2017 (according to that write-up). Remember, I only looked at the September results! 2015 was the first year allowing use of spotting in all categories (spots, chat rooms, email, text, phone, etc.).
>      
>     See my chart below. I had a little difficulty getting all the #'s if it wasn't mentioned in the write-up - scanning and manually counting results - I may have missed a few either way, scores were rounded.
>      
>     Thoughts?
>      
>     73,
>     Ed K3DNE
>      
>     LM = Limited Multi
>     UM = Unlimited Multi
>      
>      
>      
>     Year
>      
>     #LM
>      
>     Average Score LM Top 10
>      
>     #UM
>      
>     # Total Multi (LM+UM)
>      
>     Average Score UM Top 10
>      
>     Cumulative Avg. Score Top 10 (LM+UM)
>      
>     2000
>      
>     53
>      
>     246K
>      
>     23
>      
>     76
>      
>     468K
>      
>     714K
>      
>     2005
>      
>     33
>      
>     296K
>      
>     29
>      
>     62
>      
>     695K
>      
>     991K
>      
>     2010
>      
>     23
>      
>     78K
>      
>     26
>      
>     49
>      
>     277K
>      
>     355K
>      
>     2014
>      
>     41
>      
>     97K
>      
>     40
>      
>     81
>      
>     152K
>      
>     249K
>      
>     2015
>      
>     17
>      
>     75K
>      
>     14
>      
>     31
>      
>     97K
>      
>     172K
>      
>     2017
>      
>     21
>      
>     54K
>      
>     15
>      
>     36
>      
>     83K
>      
>     137K
>      
>     2018
>      
>     22
>      
>     45K
>      
>     15
>      
>     37
>      
>     62K
>      
>     107K
>      
>     2019
>      
>     22
>      
>     54K
>      
>     17
>      
>     39
>      
>     60K
>      
>     114K
>      
>     2020*
>      
>     21
>      
>     48K
>      
>     12
>      
>     33
>      
>     57K
>      
>     105K
>      
>     *2020 results possibly affected by COVID-19
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