diff --git a/README.md b/README.md
index 5a7aac9..2b70efa 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@
   - Has been tested on [Fedora 38](https://fedoraproject.org/)
   - Will most likely work on other Linux distributions
 - MacOS
-  - Might work, but hasn't been tested
+  - Will most likely not work due to the use of getopt, which is GNU specific.
 - Windows
   - Will most likely not work
 
@@ -123,8 +123,14 @@ script. You can see how to use this script by doing:
     ./slurm_scripts/execute.script --help
 ```
 
-This is the recommended way to use this program as it takes approximately 90
-minutes to complete when using 8 processes where each process has 10 threads.
+This is the recommended way of using the program.
+Here is a table using different parameters on the Fox cluster:
+
+| Lattice size | Samples | Processes | threads | Time (seconds) |
+| ------------ | ------- | --------- | ------- | -------------- |
+| 20           | 1e7     | 10        | 10      | 133.735        |
+| 40           | 1e7     | 10        | 10      | 814.126        |
+| 60           | 1e7     | 10        | 10      | 2575.33        |
 
 If you happen to have such a system available to you, then you should clone
 this repo on that system, then compile the MPI program like this:
@@ -186,7 +192,7 @@ MCMC algorithm.
 | 20           | 20     | 100000  | 5000         | 4.93           |
 | 20           | 20     | 100000  | 10000        | 6.58           |
 
-We can see that changing the number of points, samples and burn-in time 
+We can see that changing the number of points, samples and burn-in time
 changes the time in a linear fashion, while changing the size of the lattice
 changes the time in a square fashion.