diff --git a/spacy/cli/_util.py b/spacy/cli/_util.py
index ae43b991b..897964a88 100644
--- a/spacy/cli/_util.py
+++ b/spacy/cli/_util.py
@@ -573,3 +573,12 @@ def setup_gpu(use_gpu: int, silent=None) -> None:
         local_msg.info("Using CPU")
         if gpu_is_available():
             local_msg.info("To switch to GPU 0, use the option: --gpu-id 0")
+
+
+def _format_number(number: Union[int, float], ndigits: int = 2) -> str:
+    """Formats a number (float or int) rounding to `ndigits`, without truncating trailing 0s,
+    as happens with `round(number, ndigits)`"""
+    if isinstance(number, float):
+        return f"{number:.{ndigits}f}"
+    else:
+        return str(number)
diff --git a/spacy/cli/debug_data.py b/spacy/cli/debug_data.py
index bd05471b1..963d5b926 100644
--- a/spacy/cli/debug_data.py
+++ b/spacy/cli/debug_data.py
@@ -9,7 +9,7 @@ import typer
 import math
 
 from ._util import app, Arg, Opt, show_validation_error, parse_config_overrides
-from ._util import import_code, debug_cli
+from ._util import import_code, debug_cli, _format_number
 from ..training import Example, remove_bilu_prefix
 from ..training.initialize import get_sourced_components
 from ..schemas import ConfigSchemaTraining
@@ -989,7 +989,8 @@ def _get_kl_divergence(p: Counter, q: Counter) -> float:
 def _format_span_row(span_data: List[Dict], labels: List[str]) -> List[Any]:
     """Compile into one list for easier reporting"""
     d = {
-        label: [label] + list(round(d[label], 2) for d in span_data) for label in labels
+        label: [label] + list(_format_number(d[label]) for d in span_data)
+        for label in labels
     }
     return list(d.values())
 
@@ -1004,6 +1005,10 @@ def _get_span_characteristics(
         label: _gmean(l)
         for label, l in compiled_gold["spans_length"][spans_key].items()
     }
+    spans_per_type = {
+        label: len(spans)
+        for label, spans in compiled_gold["spans_per_type"][spans_key].items()
+    }
     min_lengths = [min(l) for l in compiled_gold["spans_length"][spans_key].values()]
     max_lengths = [max(l) for l in compiled_gold["spans_length"][spans_key].values()]
 
@@ -1031,6 +1036,7 @@ def _get_span_characteristics(
     return {
         "sd": span_distinctiveness,
         "bd": sb_distinctiveness,
+        "spans_per_type": spans_per_type,
         "lengths": span_length,
         "min_length": min(min_lengths),
         "max_length": max(max_lengths),
@@ -1045,12 +1051,15 @@ def _get_span_characteristics(
 
 def _print_span_characteristics(span_characteristics: Dict[str, Any]):
     """Print all span characteristics into a table"""
-    headers = ("Span Type", "Length", "SD", "BD")
+    headers = ("Span Type", "Length", "SD", "BD", "N")
+    # Wasabi has this at 30 by default, but we might have some long labels
+    max_col = max(30, max(len(label) for label in span_characteristics["labels"]))
     # Prepare table data with all span characteristics
     table_data = [
         span_characteristics["lengths"],
         span_characteristics["sd"],
         span_characteristics["bd"],
+        span_characteristics["spans_per_type"],
     ]
     table = _format_span_row(
         span_data=table_data, labels=span_characteristics["labels"]
@@ -1061,8 +1070,18 @@ def _print_span_characteristics(span_characteristics: Dict[str, Any]):
         span_characteristics["avg_sd"],
         span_characteristics["avg_bd"],
     ]
-    footer = ["Wgt. Average"] + [str(round(f, 2)) for f in footer_data]
-    msg.table(table, footer=footer, header=headers, divider=True)
+
+    footer = (
+        ["Wgt. Average"] + ["{:.2f}".format(round(f, 2)) for f in footer_data] + ["-"]
+    )
+    msg.table(
+        table,
+        footer=footer,
+        header=headers,
+        divider=True,
+        aligns=["l"] + ["r"] * (len(footer_data) + 1),
+        max_col=max_col,
+    )
 
 
 def _get_spans_length_freq_dist(